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Hebei Hankai double wiper seal

2025-08-15 02:09
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    What is HPMC?
    Characterized as off-white, HPMC is a cellulose polymer that has undergone chemical modification but is still considered to be safe for consumption by people. Full formulae written as
    Hydroxypropyl methylcellulose is a non-toxic, odorless, water-soluble polymer that is used in many industries for its hydrophilic properties. It is also used as a food additive in the US and cosmetics for its moisturizing and smoothing effects. It should be noted that Hydroxypropyl methylcellulose cannot be digested by the human digestive system and passes through the digestive tract as it is.